<!DOCTYPE html>
<html lang="zh-hans">
<head>
    <meta charset="UTF-8">
    <title>用户登录</title>
</head>
<body>
    <form method="post" action="/login.do">
        <input type="text" name="username" placeholder="用户名">
        <input type="text" name="password" placeholder="密码">
        <button>登录</button>
    </form>
</body>
</html>